package demo2;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: xiaotutu
 * Date: 2024-03-08
 * Time: 15:54
 */
public class Test {

    public static void main(String[] args) {
        String s= "hello";
        s += " world";
        System.out.println(s);
    }
}
